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Code Issues Releases Wiki Activity

output 0 for missing values so that warning message is suppressed

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Nozomu Kaneko 2011-09-22 17:05:16 +02:00 • committed by Steve Schnepp
parent 1e78d87543
commit 829d00af1a
1 changed files with 22 additions and 18 deletions
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40
plugins/other/postgresql_active_locks
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@ -8,6 +8,9 @@
# Created: # Created:
# 5th of november 2007 # 5th of november 2007
# #
# Modified:
# 22th of September 2011 by Nozomu Kaneko <nozom.kaneko@gmail.com>
#
# Usage: # Usage:
# Place in /etc/munin/plugins/ (or link it there using ln -s) # Place in /etc/munin/plugins/ (or link it there using ln -s)
# #
@ -24,6 +27,8 @@
dbserver='localhost' dbserver='localhost'
dbuser='postgres' dbuser='postgres'
modes="AccessExclusive AccessShare Exclusive RowExclusive RowShare Share ShareRowExclusive ShareUpdateExclusive"
if [ "$1" = "config" ]; then if [ "$1" = "config" ]; then
echo 'graph_args --lower-limit 0' echo 'graph_args --lower-limit 0'
echo 'graph_category Postgresql' echo 'graph_category Postgresql'
@ -31,27 +36,26 @@ if [ "$1" = "config" ]; then
echo 'graph_scale no' echo 'graph_scale no'
echo 'graph_title PostgreSQL Active Locks' echo 'graph_title PostgreSQL Active Locks'
echo 'graph_vlabel Number of active locks' echo 'graph_vlabel Number of active locks'
echo 'AccessExclusive.label AccessExclusive' for mode in $modes; do
echo 'AccessExclusive.info Access Exclusive Lock.' echo $mode.label $mode
echo 'AccessShare.label AccessShare' echo $mode.info `echo $mode | perl -pe 's/(.)([A-Z])/$1 $2/g'` Lock.
echo 'AccessShare.info Access Share Lock.' done
echo 'Exclusive.label Exclusive'
echo 'Exclusive.info Exclusive Lock.'
echo 'RowExclusive.label RowExclusive'
echo 'RowExclusive.info Row Exclusive Lock.'
echo 'RowShare.label RowShare'
echo 'RowShare.info Row Share Lock.'
echo 'Share.label Share'
echo 'Share.info Share Lock.'
echo 'ShareRowExclusive.label ShareRowExclusive'
echo 'ShareRowExclusive.info Share Row Exclusive Lock.'
echo 'ShareUpdateExclusive.label ShareUpdateExclusive'
echo 'ShareUpdateExclusive.info Share Update Exclusive Lock.'
exit 0 exit 0
fi fi
psql -h ${dbserver} -U ${dbuser} -tc "SELECT trim(mode, 'Lock'), COUNT(*) FROM pg_locks GROUP BY mode ORDER BY 1;" | while read name sep num for mode in $modes; do
eval ${mode}=0
done
eval $(psql -h ${dbserver} -U ${dbuser} template1 -tc "SELECT trim(mode, 'Lock'), COUNT(*) FROM pg_locks GROUP BY mode ORDER BY 1;" | while read name sep num
do do
test -z "${name}" && continue test -z "${name}" && continue
echo ${name}'.value '${num} echo ${name}=${num}
done)
echo AccessShare = $AccessShare
for mode in $modes; do
echo $mode $(eval echo \$$mode)
done done